Home / 5,337,410.38-7,365,615.36-2,890,020.71

Finding the Fourth Proportional to 5,337,410.38, 7,365,615.36 and 2,890,020.71

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Solution

The fourth proportional to 5,337,410.38, 7,365,615.36 and 2,890,020.71 is: 3,988,222.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337,410.38 : 7,365,615.36 = 2,890,020.71 : x
  2. Step 2: Convert to fraction form
    5,337,410.38/7,365,615.36 = 2,890,020.71/x
  3. Step 3: Cross multiply
    5,337,410.38x = 7,365,615.36 × 2,890,020.71
  4. Step 4: Simplify right side
    5,337,410.38x = 21,286,780,932,294.11
  5. Step 5: Solve for x
    x = 21,286,780,932,294.11/5,337,410.38
  6. Step 6: Final answer
    x = 3,988,222.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.